Individual Calculations October 2008
 Piket, Joop  Total change: -25.95  Rating chartPersonal card
 NK Senioren en Veteranen Oosterbeek NED 2008-07-05
RcRownchangeKK*chgGame
 2079 2186 2.00 5 -1.21 15 -18.15 
  Plijter, Martin 2029 NED0.001-0.7115-10.65 
  Nagel, Jan 1939 NED1.0010.19152.85 
  Monte, Peter 2072 NED0.001-0.6615-9.90 
  Van Caspel, Ruud 2129 NED0.501-0.0815-1.20 
  Hartoch, Robert G. m2224 NED0.5010.05150.75 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
 12e Hogeschool Zeeland Schaaktoernooi Vlissingen NED 2008-08-02
RcRownchangeKK*chgGame
 2045 2186 5.50 9 -0.52 15 -7.80 
  Kuiper, Willem 1836 NED1.0010.11151.65 
  Rademakers, Maarten 1962 NED0.001-0.7815-11.70 
  Admiraal, Miguoel 1944 NED0.501-0.3015-4.50 
  Verhoef, Harry 1940 NED1.0010.19152.85 
  Lukas, Manfred 2059 GER1.0010.33154.95 
  Van Westerop, Sebastiaan 1952 NED1.0010.21153.15 
  Bezemer, Arno f2324 NED0.5010.19152.85 
  De Jong, Migchiel f2324 NED0.001-0.3115-4.65 
  Bodicker, Rob 2066 NED0.501-0.1615-2.40 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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